A049982 - cp's OEIS frontend

A049982 Number of arithmetic progressions of 2 or more positive integers, strictly increasing with sum n.

n	a(n)
1	0
2	0
3	1
4	1
5	2
6	3
7	3
8	3
9	6
10	5
11	5
12	8
13	6
14	7
15	12
16	8
17	8
18	14
19	9
20	11
21	17
22	12
23	11
24	19
25	14
26	14
27	22
28	16
29	14
30	27
31	15
32	17
33	27
34	19
35	21
36	32
37	18
38	21
39	32
40	25
41	20
42	38
43	21
44	25
45	42
46	26
47	23
48	42
49	26
50	32
51	43
52	30
53	26
54	49
55	33
56	33
57	48
58	33
59	29
60	59
61	30
62	35
63	56
64	37
65	39
66	61
67	33
68	39
69	58
70	49
71	35
72	67
73	36
74	42

[0, 0, 1, 1, 2, 3, 3, 3, 6, 5, 5, 8, 6, 7, 12, 8, 8, 14, 9, 11, 17, 12, 11, 19, 14, 14, 22, 16, 14, 27, 15, 17, 27, 19, 21, 32, 18, 21, 32, 25, 20, 38, 21, 25, 42, 26, 23, 42, 26, 32, 43, 30, 26, 49, 33, 33, 48, 33, 29, 59, 30, 35, 56, 37, 39, 61, 33, 39, 58, 49, 35, 67, 36, 42]

cp's OEIS Frontend

A049982 Number of arithmetic progressions of 2 or more positive integers, strictly increasing with sum n.

Table of values

List of values

n	a(n)
1	0
2	0
3	1
4	1
5	2
6	3
7	3
8	3
9	6
10	5
11	5
12	8
13	6
14	7
15	12
16	8
17	8
18	14
19	9
20	11
21	17
22	12
23	11
24	19
25	14
26	14
27	22
28	16
29	14
30	27
31	15
32	17
33	27
34	19
35	21
36	32
37	18
38	21
39	32
40	25
41	20
42	38
43	21
44	25
45	42
46	26
47	23
48	42
49	26
50	32
51	43
52	30
53	26
54	49
55	33
56	33
57	48
58	33
59	29
60	59
61	30
62	35
63	56
64	37
65	39
66	61
67	33
68	39
69	58
70	49
71	35
72	67
73	36
74	42

n	a(n)
1	0
2	0
3	1
4	1
5	2
6	3
7	3
8	3
9	6
10	5
11	5
12	8
13	6
14	7
15	12
16	8
17	8
18	14
19	9
20	11
21	17
22	12
23	11
24	19
25	14
26	14
27	22
28	16
29	14
30	27
31	15
32	17
33	27
34	19
35	21
36	32
37	18
38	21
39	32
40	25
41	20
42	38
43	21
44	25
45	42
46	26
47	23
48	42
49	26
50	32
51	43
52	30
53	26
54	49
55	33
56	33
57	48
58	33
59	29
60	59
61	30
62	35
63	56
64	37
65	39
66	61
67	33
68	39
69	58
70	49
71	35
72	67
73	36
74	42

n	a(n)
1	0
2	0
3	1
4	1
5	2
6	3
7	3
8	3
9	6
10	5
11	5
12	8
13	6
14	7
15	12
16	8
17	8
18	14
19	9
20	11
21	17
22	12
23	11
24	19
25	14
26	14
27	22
28	16
29	14
30	27
31	15
32	17
33	27
34	19
35	21
36	32
37	18
38	21
39	32
40	25
41	20
42	38
43	21
44	25
45	42
46	26
47	23
48	42
49	26
50	32
51	43
52	30
53	26
54	49
55	33
56	33
57	48
58	33
59	29
60	59
61	30
62	35
63	56
64	37
65	39
66	61
67	33
68	39
69	58
70	49
71	35
72	67
73	36
74	42